 .picture-uploader {
    width: 150px;
    height: 150px;
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }
  .picture-uploader:hover {
    border-color: #20a0ff;
  }
  .picture-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 150px;
    height: 150px;
    line-height: 150px;
    text-align: center;
  }
  .picture {
    width: 100%;
    height: 100%;
    display: block;
  }

  .picture-uploader-list-item {
    width: 150px;
    height:150px;
    display:inline-block;
    overflow: hidden;
    border: 1px solid #c0ccda;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    margin: 0 1px;
  }

  .picture-uploader-list-item-img {
    width: 100%;
    height:100%;
    display: block;
  }

  .picture-uploader-list-item-action{
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    cursor: default;
    text-align: center;
    color: #fff;
    opacity: 0;
    font-size: 20px;
    background-color: rgba(0,0,0,.5);
    transition: opacity .3s;
  }

  .picture-uploader-list-item-action:hover {
    opacity: 1;
  }
  .picture-uploader-list-item-action span {
    position: relative;
    display: none;
    cursor: pointer;
    top: 50%;
    transform: translateY(-50%);
  }
  .picture-uploader-list-item-action:hover span{
    display: inline-block;
  }